From nobody Fri Oct 24 20:23:16 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E4C2C19F2C for ; Mon, 15 Aug 2022 22:22:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348169AbiHOWWt (ORCPT ); Mon, 15 Aug 2022 18:22:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54602 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350595AbiHOWSG (ORCPT ); Mon, 15 Aug 2022 18:18:06 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D37AD1237B3; Mon, 15 Aug 2022 12:41:11 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id A935D610A5; Mon, 15 Aug 2022 19:41:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9648CC433C1; Mon, 15 Aug 2022 19:41:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660592470; bh=ZtONQ8XSpOXOQxcmGuU/YXF7E00mNmKvlX58loiVN4k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J7hp62um7P6NeaU6Wmh/LOs2sTInCleG4IuMHxuv1iD9AL5moUYUE9IEX8w2fHCNN 5fp+a2t1R/6s+Qmdaz0AOfIga5dNKAkucmbvWUr5Q/GuXN/OFXBvyCW6TIxNUz44vU KneytjrT/n4uvOfBCsdnar8Zt97mcZtZ+cLwUem8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Vidya Sagar , Bjorn Helgaas , Sasha Levin Subject: [PATCH 5.18 0791/1095] PCI: tegra194: Fix link up retry sequence Date: Mon, 15 Aug 2022 20:03:10 +0200 Message-Id: <20220815180501.963824498@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180429.240518113@linuxfoundation.org> References: <20220815180429.240518113@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Vidya Sagar [ Upstream commit e05fd6ae77c3e2cc0dba283005d24b6d56d2b1fa ] Add the missing DLF capability offset while clearing DL_FEATURE_EXCHANGE_EN bit during link up retry. Link: https://lore.kernel.org/r/20220721142052.25971-15-vidyas@nvidia.com Fixes: 56e15a238d92 ("PCI: tegra: Add Tegra194 PCIe support") Signed-off-by: Vidya Sagar Signed-off-by: Bjorn Helgaas Signed-off-by: Sasha Levin --- drivers/pci/controller/dwc/pcie-tegra194.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/contr= oller/dwc/pcie-tegra194.c index 85d405057ba8..a479e58cc8fb 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -978,7 +978,7 @@ static int tegra194_pcie_start_link(struct dw_pcie *pci) offset =3D dw_pcie_find_ext_capability(pci, PCI_EXT_CAP_ID_DLF); val =3D dw_pcie_readl_dbi(pci, offset + PCI_DLF_CAP); val &=3D ~PCI_DLF_EXCHANGE_ENABLE; - dw_pcie_writel_dbi(pci, offset, val); + dw_pcie_writel_dbi(pci, offset + PCI_DLF_CAP, val); =20 tegra194_pcie_host_init(pp); dw_pcie_setup_rc(pp); --=20 2.35.1